Method for allocation of budget to order periods and delivery periods in a purchase order system

摘要

A method of processing a purchase order is disclosed. The method includes receiving an electronic purchase order in a current one of a plurality of order periods for a designated delivery period, accessing a budget allocation corresponding to said delivery period, and providing an acceptance or a rejection of the electronic purchase order based at least partially on a budget portion of the current order period. The budget allocation includes a budget portion corresponding to each of the plurality of order periods.